(x+4)(x+1)=x-(x-2)(2-x) уравнение

Question

(x+4)(x+1)=x-(x-2)(2-x) уравнение

Answer 1

Х^2+5х+4=-3х+х^2+4
8х=0
х=0

Answer 2

(×+4)(×+1)=×-(×-2)(2-×)
×^2+5×+4=×-(2×-×^2-4+2×)
×^2+5×+4=×+×^2-4×+4
×^2+5×+4-×-×^2+4×-4=
8×=0
×=0